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[ro̅o̅′gə] pl. rugae
Etymology: L, ridge
a ridge or fold, such as the rugae of the stomach, which are large folds in the mucous membrane of that organ.
ruga(roo'ga) plural.rugae [L.]
A fold or crease, esp. one of the folds of mucous membrane on the internal surface of the stomach. See: illustration
One of the folds of the mucous membrane of the roof of the mouth. Synonym: palatine ruga
palatine rugaPalatal ruga.
ruga of vagina
One of the small ridges on the inner surface of the vagina extending laterally and upward from the columna rugarum (long ridges on the anterior and posterior walls).
rugaeFolds, wrinkles or creases, as in the skin of the scrotum.
rugae (roo´gē, roo´jē),
n.pl the irregular ridges in the mucous membrane covering the anterior part of the hard palate.
n See area, rugae.